Water may have been brought to Earth by asteroids, "precious samples" from recent space mission show - CBS News

The Ryugu samples could give clues to the mystery of how oceans appeared on Earth billions of years ago, scientists said.

Water may have been brought to Earth by asteroids from the outer edges of the solar system, scientists said after analyzing rare samples collected on a six-year Japanese space mission. In a quest to… [+2647 chars]

full article...